Common Problems

Red Hat Enterprise Linux 8 — corosync — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 8

Red Hat Enterprise Linux 8 — corosync — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 8 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:14216 Related CVEs: CVE-2026-35091 CVE-2026-35092 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Ubuntu 24.04 — openssh — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — openssh — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 2 March 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8222-1 Related CVEs: CVE-2026-35388 CVE-2026-35385 CVE-2026-35387 CVE-2026-35414 CVE-2026-35386 CVE-2026-3497 CVE-2025-61984 CVE-2025-61985  +5 more Upstream summary: Christos Papakonstantinou discovered that the OpenSSH scp tool incorrectly handled the legacy scp protocol (-O) […]

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Ubuntu 22.04 — alsa-lib — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — alsa-lib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 March 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8044-1 Related CVEs: CVE-2026-25068 Upstream summary: It was discovered that alsa-lib incorrectly handled the topology mixer control decoder. A local attacker could use a specially crafted topology file to cause […]

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SLES 16 — rust — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — rust — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 2 March 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2019:2439-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-12083 CVE-2020-1967 CVE-2018-1000622 Upstream summary: The Rust Programming Language Standard Library 1.34.x before 1.34.2 contains a stabilized method which, if overridden, can violate Rust's safety […]

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SLES 16 — stalld — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — stalld — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 March 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:20468-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-54159 Upstream summary: stalld through 1.19.7 allows local users to cause a denial of service (file overwrite) via a /tmp/rtthrottle symlink attack. Table of contents […]

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Red Hat Enterprise Linux 8 — resource-agents — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 8

Red Hat Enterprise Linux 8 — resource-agents — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 8 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:13902 Related CVEs: CVE-2026-30922 CVE-2026-23490 CVE-2025-66471 CVE-2026-21441 CVE-2025-66418 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Oracle Linux 9 — webkit2gtk3 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — webkit2gtk3 — vulnerability — patch and remediation guide (ELSA-2026-9692)

🟠 High   ⏱ 15–60 min  Last verified: 2 March 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-9692 Related CVEs: CVE-2025-43213 CVE-2025-43214 CVE-2025-43457 CVE-2025-43511 CVE-2025-46299 CVE-2026-20608 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Oracle Linux 10 — freerdp — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — freerdp — vulnerability — patch and remediation guide (ELSA-2026-6799)

🟠 High   ⏱ 15–60 min  Last verified: 2 March 2026 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-6799 Related CVEs: CVE-2026-22852 CVE-2026-22854 CVE-2026-22856 CVE-2026-23732 CVE-2026-23948 CVE-2026-24491 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Oracle Linux 8 — krb5 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — krb5 — vulnerability — patch and remediation guide (ELSA-2026-16799)

🟠 High   ⏱ 15–60 min  Last verified: 2 March 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-16799 Related CVEs: CVE-2026-40355 CVE-2026-40356 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Amazon Linux 2 — kernel-livepatch-5.10.252-250.1005 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-5.10.252-250.1005 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2026-290 Related CVEs: CVE-2026-43284 CVE-2026-31431 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags "Dirty Frag" and other […]

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